Did you already file it? If you efiled and it gets Accepted you have a problem. You will have to amend to add her income. First you need to wait until the IRS is done processing it and you get the first refund. Then you can amend so don't change or add your return until you start the amended process.
If you did not file it yet or it rejects you enter her income the same way you entered yours.
Federal Taxes Tab
Wages & Income
Wages and Salaries- Click the Start or Update button
Then if you are married you should have 2 buttons...Add w-2 for (taxpayer name) and Add w-2 for (spouse name). Click on the correct button to add a W-2.
